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The answer is : watts
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∙ 12y ago
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∙ 13y agoWatts
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How do you explain importance of standard units?
Standard units are used for measurements. it is taken as a fundamental unit.
What are disadvantages of standard units?
There are several disadvantages of standard units, but the biggest disadvantage is the conversion between units of measure. For example, inches to feet, feet to rods, rods to miles. Another example is ounces to pints, pints to quarts and quarts to gallons.
How many units in a shot of spirit?
there is 1 ounce in a standard spirit shot
What units of measure express volume?
nozianhashdip
Why there is need of standard units of measurement?
Standard units of measurement allow other people to know what you mean when you use those units. To make this recipe you need four ounces of butter. OK, we know how much that is. If we had no standard units, it would be very hard to accurately convey exactly how much butter the recipe requires. And then what would your cookies taste like?
What is the luminosity of Deneb?
Deneb has a luminosity (apparent magnitude) of 1.25. However, in bolometric luminosity (solar units) Deneb is 54,000, whereas our Sun is 1.
Why are the standardized units of measure important to scientists?
The base SI units: length (meters), mass (kilogram), time (seconds), luminosity (candella), current (amperes), amount (moles), temperature (Kelvin)
What are measurements equal to 9.2?
Nine and a fifth - of any units, standard or not.Nine and a fifth - of any units, standard or not.Nine and a fifth - of any units, standard or not.Nine and a fifth - of any units, standard or not.
Why does the sun have a luminosity of 1?
It really depends on the units used. Sometimes the Sun is used as a comparison for the brightness of other stars, or even galaxies - in this case, the Sun's luminosity is arbitrarily defined as 1, and a star that is 10 times brighter will have luminosity 10, for example. However, if you use other units, for example watts, you get quite different numbers (3.846×1026 watts for the Sun, according to the Wikipedia).
What the Si units?
It is the International Standard of units.
Do units of measure follow the standard deviation?
Units of measure do follow the standard deviation.
Differentiate between metric unit and base unit?
A metric unit is the standard unit used to measure something. A base unit is one of he following seven units: meter (length), kilogram (mass), second (time), ampere (current), kelvin (temperature), mole (amount of substance) and candela (luminosity). They're referred to as the base units as all other metric units can be derived from them.
Why do you measure using standard units instead of measuring with any kind of units?
Standard units are more commonly used than non standard units. Also, many of the conversion factors, such as the Universal Gravitational Constant or the Speed of Light, are in standard units and, if your measurements were not in appropriate units, you would need to convert.
What is the standard metric unit used for types of measurement?
There are several standard metric units, for measuring different things.There are several standard metric units, for measuring different things.There are several standard metric units, for measuring different things.There are several standard metric units, for measuring different things.
What is a sentence with luminosity in it?
I was enthralled by the luminosity of the deep water jellyfish.
How do astronomers measure stellar luminosity?
The reference that astronomers use to compare the luminosity of other stars is the sun's luminosity. The luminosity is denoted in multiples of the sun's luminosity. For example, the luminosity of the star Sirius is 25 times the luminosity of the sun.
What is the luminosity of the star regulus?
In astronomy, Luminosity is the amount of energy a body radiates per unit time. The luminosity of stars is measured in two forms: apparent (counting visible light only) and bolometric (total radiant energy); a bolometer is an instrument that measures radiant energy over a wide band by absorption and measurement of heating. When not qualified, luminosity means bolometric luminosity, which is measured in the SI units watts, or in terms of solar luminosities, ; that is, how many times as much energy the object radiates than the Sun, whose luminosity is 3.846×1026 W. Luminosity is an intrinsic constant independent of distance, and is measured as absolute magnitude corresponding to apparent luminosity, or bolometric magnitude corresponding to bolometric luminosity. In contrast, apparent brightness is related to distance by an inverse square law. Visible brightness is usually measured by apparent magnitude, which is on a logarithmic scale. In measuring star brightnesses, visible luminosity (not total luminosity at all wave lengths), apparent magnitude (visible brightness), and distance are interrelated parameters. If you know two, you can determine the third. Since the sun's luminosity is the standard, comparing these parameters with the sun's apparent magnitude and distance is the easiest way to remember how to convert between them.
